Simple write-and-forget notifier about Let’s Encrypt (or any other) certificates expiration as replacement for retired their automated notification emails.
While working on support application for colleagues I wanted to reuse my code from my young ages and port Delphi code to C#: custom implementation for hints (aka tool tips in WinForms).
New goal reached me in order to totally avoid russian language in my life: allow to myself use my e-ink reader with English-Ukrainian explanation dictionary and dove deep into the mess of dictionaries world.